Refer to the figure. The figure shows data from a study on goldfinches that determined how foraging behavior changed with group size (referred to as "flock size"). - If flying flocks are more easily detected by predators, which flocks would you expect to be attacked most frequently?
A) Flocks of just a single individual flying alone B) Flocks of 2-5 individuals C) Flocks of up to 10 individuals D) Flocks of 15 individuals